.cmsio-whatsapp-button {
    background: #2ab540;
    color: #ffffff;
    width: auto;
    border-top: 0px;
    border-right: 0px;
    border-bottom: 0px;
    border-left: 0px;
    border-color: #d6d6d6;
    border-style: solid;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
    box-shadow: 0px 0px 0px #fafafa;
}